Home / 186,629.96-279,993.20-53,519.96

Finding the Fourth Proportional to 186,629.96, 279,993.20 and 53,519.96

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Solution

The fourth proportional to 186,629.96, 279,993.20 and 53,519.96 is: 80,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,629.96 : 279,993.20 = 53,519.96 : x
  2. Step 2: Convert to fraction form
    186,629.96/279,993.20 = 53,519.96/x
  3. Step 3: Cross multiply
    186,629.96x = 279,993.20 × 53,519.96
  4. Step 4: Simplify right side
    186,629.96x = 14,985,223,196.71
  5. Step 5: Solve for x
    x = 14,985,223,196.71/186,629.96
  6. Step 6: Final answer
    x = 80,293.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.